416 pp.
U.S. Department of Defense · MIL-HDBK-704-3 · 125 pp.
MIL-HDBK-704-3 Aircraft Electrical Power Test Procedures Handbook PDF
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Downloaded from https://www.everyspec.com MIL-HDBK-704-3 NOT MEASUREMENT SENSITIVE 9 April 2004 DEPARTMENT OF DEFENSE HANDBOOK GUIDANCE FOR TEST PROCEDURES FOR DEMONSTRATION OF UTILIZATION EQUIPMENT COMPLIANCE TO AIRCRAFT ELECTRICAL POWER CHARACTERISTICS THREE PHASE, 400 Hz, 115 VOLT ( PART 3 OF 8 PARTS ) This Handbook is for guidance only. Do not cite this document as a requirement. AMSC N/A AREA SESS
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Downloaded from https://www.everyspec.com MIL-HDBK-704-3 FOREWORD 1. This handbook is approved for use by all Departments and Agencies of the Department of Defense. 2. This handbook provides guidance on test procedures for demonstration of three phase, 400 Hz, 115 volt utilization equipment to determine compliance with the applicable edition of MIL-STD-704. 3. MIL-HDBK-704-3 is Part 3 in a series of 8 Parts. Part 3 describes the test methods and procedures to demonstrate that three phase, 400 Hz, 115 volt utilization equipment is compatible with the electric power characteristics of MIL-STD-704. These series of handbooks and MIL-STD-704 are companion documents. 4.
Comments, suggestions, or questions on this document should be addressed to Commander, Naval Air Systems Command, 4.1.4, Highway 547, Lakehurst, NJ 08733-5100 or email to thomas.omara@navy.mil. Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at http://www.dodssp.daps.mil/ . ii
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Downloaded from https://www.everyspec.com MIL-HDBK-704-3 CONTENTS PARAGRAPH PAGE FOREWORD...................................................................................................................... ii 1. SCOPE ........................................................................................................................ 1 1.1 Scope....................................................................................................................... 1 2. APPLICABLE DOCUMENTS ..........................................................................................
1 2.1 General.................................................................................................................... 1 2.2 Government documents .......................................................................................... 1 2.2.1 Specifications, standards and handbooks................................................................ 1 3. DEFINITIONS.................................................................................................................... 1 3.1 Acronyms and definitions....................................................................................... 1 4.
TEST METHODS INFORMATION ................................................................................. 1 4.1 Demonstration of compatibility.............................................................................. 1 4.1.1 Recording performance........................................................................................... 1 4.2 Calibration of test equpment................................................................................... 1 4.3 Test methods........................................................................................................... 2 5.
TEST METHODS............................................................................................................... 4 METHOD TAC101 Load Measurements.............................................................. 5 METHOD TAC102 Steady State Limits for Voltage, Including ........................... Unbalance, and Frequency........................................................................... 10 METHOD TAC103 Voltage Phase Difference ................................................... 16 METHOD TAC104 Voltage Modulation............................................................ 20 METHOD TAC105 Frequency Modulation........................................................
26 METHOD TAC106 Voltage Distortion Spectrum.............................................. 33 METHOD TAC107 Total Voltage Distortion..................................................... 39 METHOD TAC108 DC Voltage Component ..................................................... 44 METHOD TAC109 Normal Voltage Transients................................................. 48 METHOD TAC110 Normal Frequency Transients............................................. 61 METHOD TAC201 Power Interrupt ................................................................... 70 METHOD TAC301 Abnormal Steady State Limits for Voltage ............................
and Frequency.............................................................................................. 77 METHOD TAC302 Abnormal Voltage Transients............................................. 83 METHOD TAC303 Abnormal Frequency Transients......................................... 95 METHOD TAC401 Emergency Steady State Limits for Voltage .......................... and Frequency............................................................................................ 101 METHOD TAC501 (No Test Required) ........................................................... 106 METHOD TAC601 Power Failure (Three Phase) ............................................
107 METHOD TAC602 One and Two Phase Power Failures ................................. 111 METHOD TAC603 Phase Reversal (Three Phase)........................................... 116 iii
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Downloaded from https://www.everyspec.com MIL-HDBK-704-3 PARAGRAPH PAGE 6. NOTES .................................................................................................................... 121 6.1 Intended use........................................................................................................ 121 6.2 Subject term (keyword) listing ........................................................................... 121 TABLE TAC-I. Summary of three phase, 400 Hz, 115 volt utilization equipment .................. MIL-STD-704 compliance tests.....................................................................
3 CONCLUDING MATERIAL .................................................................................................... 121 iv